2022
Perioperative magnetic resonance imaging in breast cancer care: Distinct adoption trajectories among physician patient-sharing networks
Xu X, Soulos PR, Herrin J, Wang SY, Pollack CE, Killelea BK, Forman HP, Gross CP. Perioperative magnetic resonance imaging in breast cancer care: Distinct adoption trajectories among physician patient-sharing networks. PLOS ONE 2022, 17: e0265188. PMID: 35290417, PMCID: PMC8923453, DOI: 10.1371/journal.pone.0265188.Peer-Reviewed Original ResearchMeSH KeywordsAgedBreast NeoplasmsFemaleHumansMagnetic Resonance ImagingMastectomyMedicarePhysiciansPractice Patterns, Physicians'United StatesConceptsPhysician patient-sharing networksPerioperative magnetic resonance imagingClinical risk factorsMagnetic resonance imagingPatient clinical risk factorsPatient-sharing networksBreast cancer careRisk-adjusted ratesMastectomy usePhysician networksCancer careRisk factorsEnd Results-Medicare databaseCharacteristics of patientsProportion of patientsBreast cancer surgeryComposition of patientsMRI adoptionDistinct trajectoriesMore patientsCancer surgeryClinical outcomesCancer specialistsMRI usePatients
2020
Hospital variation in responses to safety warnings about power morcellation in hysterectomy
Xu X, Desai VB, Wright JD, Lin H, Schwartz PE, Gross CP. Hospital variation in responses to safety warnings about power morcellation in hysterectomy. American Journal Of Obstetrics And Gynecology 2020, 224: 589.e1-589.e13. PMID: 33359176, PMCID: PMC8180513, DOI: 10.1016/j.ajog.2020.12.1207.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overFemaleGuideline AdherenceHealthcare DisparitiesHospitalsHumansHysterectomyIntraoperative ComplicationsLaparoscopyLogistic ModelsMiddle AgedMorcellationOutcome Assessment, Health CarePatient SafetyPostoperative ComplicationsPractice Guidelines as TopicPractice Patterns, Physicians'Retrospective StudiesRisk AssessmentUnited StatesYoung AdultConceptsLaparoscopic supracervical hysterectomyOpen abdominal hysterectomySupracervical hysterectomyPower morcellationAbdominal hysterectomySurgical complicationsMajor complicationsPatient clinical risk factorsNew York Statewide PlanningClinical risk factorsDistinct trajectory patternsState Ambulatory SurgeryState Inpatient DatabasesSafety warningsTrajectory groupsResearch Cooperative SystemLow useHigher useHysterectomy practiceMinor complicationsBenign hysterectomyBenign indicationsComplication riskHospital variationCorpus uteriPhysician trajectories of abandoning long‐course breast radiotherapy and their cost impact
Xu X, Soulos PR, Herrin J, Wang S, Pollack CE, Evans SB, Yu JB, Gross CP. Physician trajectories of abandoning long‐course breast radiotherapy and their cost impact. Health Services Research 2020, 56: 497-506. PMID: 33070305, PMCID: PMC8143683, DOI: 10.1111/1475-6773.13572.Peer-Reviewed Original ResearchMeSH KeywordsAgedBreast NeoplasmsFemaleHumansInsurance Claim ReviewMastectomy, SegmentalMedicarePeer GroupPhysiciansPractice Patterns, Physicians'Radiotherapy, AdjuvantRetrospective StudiesUnited StatesConceptsPhysician peer groupsWhole breast irradiationCF-WBIRisk-adjusted ratesBreast radiotherapyPractice patternsLow useChronic Conditions Data WarehouseDistinct practice patternsPatients' clinical characteristicsSetting of radiotherapyAdjuvant breast radiotherapyYears of ageDistinct trajectoriesImportant cost implicationsHigher useAdjuvant radiotherapyClinical characteristicsEligible womenBreast cancerCost implicationsLatent class growth analysisService beneficiariesMedicare programRadiotherapy
2019
Laparoscopic Hysterectomy Route, Resource Use, and Outcomes: Change After Power Morcellation Warning.
Desai VB, Wright JD, Lin H, Gross CP, Sallah YH, Schwartz PE, Xu X. Laparoscopic Hysterectomy Route, Resource Use, and Outcomes: Change After Power Morcellation Warning. Obstetrics And Gynecology 2019, 134: 227-238. PMID: 31348209, DOI: 10.1097/aog.0000000000003375.Peer-Reviewed Original ResearchConceptsLaparoscopic supracervical hysterectomyTotal laparoscopic hysterectomyLaparoscopic hysterectomySupracervical hysterectomySurgical outcomesFDA warningOperative timeSurgeons National Surgical Quality Improvement ProgramNational Surgical Quality Improvement ProgramSurgical Quality Improvement ProgramLength of stayInterrupted time series analysisQuality Improvement ProgramHysterectomy routePatient characteristicsBenign indicationsInpatient stayPower morcellationPatient outcomesHysterectomyAmerican CollegeSurgical settingU.S. FoodOutcomesStay
2018
Quality Assurance Practices in Obstetric Care
Lundsberg LS, Lee HC, Dueñas GV, Gregory KD, Nardini H, Pettker CM, Illuzzi JL, Xu X. Quality Assurance Practices in Obstetric Care. Obstetrics And Gynecology 2018, 131: 214-223. PMID: 29324608, PMCID: PMC7020098, DOI: 10.1097/aog.0000000000002437.Peer-Reviewed Original ResearchMeSH KeywordsCaliforniaHealth Care SurveysHospitalsHumansObstetricsPractice Patterns, Physicians'Quality Assurance, Health CareConceptsAbnormal fetal heart rateEvidence-supported practicesFetal heart rateObstetric careHeart rateFrequent simulationLabor arrestCesarean deliveryPostpartum hemorrhageSignificant morbidityObstetric hospitalPerinatal careShoulder dystociaAppropriate statistical testsHospital practiceHospitalBivariate analysisTeaching statusMost hospitalsCareEclampsiaPrivate nonprofit hospitalsInterprofessional simulationStatewide surveyBroad spectrum
2016
Inpatient Laparoscopic Hysterectomy in the United States: Trends and Factors Associated With Approach Selection
Desai VB, Guo XM, Fan L, Wright JD, Xu X. Inpatient Laparoscopic Hysterectomy in the United States: Trends and Factors Associated With Approach Selection. Journal Of Minimally Invasive Gynecology 2016, 24: 151-158.e1. PMID: 27614151, DOI: 10.1016/j.jmig.2016.08.830.Peer-Reviewed Original ResearchConceptsLaparoscopic supracervical hysterectomyTotal laparoscopic hysterectomyLaparoscopic approachLaparoscopic hysterectomyNational Inpatient SampleHospital characteristicsPatient race/ethnicityFemale adult patientsClinical Modification codesDifferent laparoscopic approachesAssociation of patientHospital teaching statusHospital inpatient careBenign laparoscopic hysterectomyRace/ethnicityNonobstetric indicationsAdult patientsVaginal hysterectomyClinical factorsSupracervical hysterectomyBenign indicationsComorbid conditionsRetrospective studyNinth RevisionNIS databaseHospital Variation in the Practice of Bilateral Salpingectomy With Ovarian Conservation in 2012
Xu X, Desai VB. Hospital Variation in the Practice of Bilateral Salpingectomy With Ovarian Conservation in 2012. Obstetrics And Gynecology 2016, 127: 297-305. PMID: 26942357, DOI: 10.1097/aog.0000000000001203.Peer-Reviewed Original ResearchConceptsLow-risk womenBilateral salpingectomyLow-risk patientsOvarian conservationBenign hysterectomyHospital variationOvarian cancerAdult womenNational Inpatient SampleCross-sectional studyMultivariable regression analysisOvarian surgeryHighest tertileWhite patientsInpatient SampleSalpingectomyHysterectomyHospital's likelihoodLower riskHospital practiceHospitalPatientsWomenHospitalizationTertile
2013
The effect of medical malpractice liability on rate of referrals received by specialist physicians
Xu X, Spurr SJ, Nan B, Fendrick AM. The effect of medical malpractice liability on rate of referrals received by specialist physicians. Health Economics Policy And Law 2013, 8: 453-475. PMID: 23527533, PMCID: PMC3706535, DOI: 10.1017/s1744133113000157.Peer-Reviewed Original ResearchConceptsSpecialist physiciansMedical malpractice environmentMalpractice environmentState malpractice environmentOffice-based settingRate of referralAmbulatory visitsPotential confoundersReferral visitCare doctorsMalpractice insurance premiumsMedical malpractice claimsMedical malpractice insurance premiumsReferral behaviourAnalytic sampleLower likelihoodMalpractice claimsPhysiciansVisitsMedical malpractice liabilityReferralMalpractice liability